walmartimages.com

Checked 22 October 2026, 11:23 UTC · via 8.8.8.8
!Passed with warnings
25 passed 3 warnings 0 failed 3 info

Registration

info

.com generic · MarkMonitor Inc. · expires 2027-12-07

Found

TLD
.com (generic)
ICANN policies apply
yes
Registrar
MarkMonitor Inc.
Registered
7 December 2007
Last changed
5 November 2025
Expires
7 December 2027
Status
client delete prohibited, client transfer prohibited, client update prohibited
Registry nameservers
ns1-137.akam.net, ns1-189.akam.net, pdnswm1.ultradns.net, pdnswm2.ultradns.net, pdnswm3.ultradns.org, pdnswm4.ultradns.org, pdnswm5.ultradns.info, pdnswm6.ultradns.co.uk, usc5.akam.net, use3.akam.net, use4.akam.net, use9.akam.net
RDAP server
https://rdap.verisign.com/com/v1/

Checks

  • i
    .com is a generic TLD (gTLD)
    Generic TLD under an ICANN registry agreement: ICANN-accredited registrars, UDRP and RDAP apply.
    #1
  • ✓ TLD delegated and signed #2
    .com is delegated in the root zone and DNSSEC-signed.
  • ✓ Expires on 2027-12-07 #3
    The registration is valid until 2027-12-07 (411 days).
  • ✓ Transfer locked #4
    Registry status: client delete prohibited, client transfer prohibited, client update prohibited.
  • ✓ Registry and delegation match #5
    The nameservers registered at the registry are the ones published in DNS.

Delegation

warn

ns1-137.akam.net, ns1-189.akam.net, pdnswm1.ultradns.net, pdnswm2.ultradns.net, pdnswm3.ultradns.org, pdnswm4.ultradns.org, pdnswm5.ultradns.info, pdnswm6.ultradns.co.uk, usc5.akam.net, use3.akam.net, use4.akam.net, use9.akam.net

Found

Parent zone
com
Delegation from
a.gtld-servers.net (192.5.6.30)
NS at the parent
ns1-137.akam.net, ns1-189.akam.net, pdnswm1.ultradns.net, pdnswm2.ultradns.net, pdnswm3.ultradns.org, pdnswm4.ultradns.org, pdnswm5.ultradns.info, pdnswm6.ultradns.co.uk, usc5.akam.net, use3.akam.net, use4.akam.net, use9.akam.net
NS in the zone
a1-101.akam.net, a11-66.akam.net, a13-67.akam.net, a16-64.akam.net, a24-65.akam.net, a28-66.akam.net, ns1-137.akam.net, ns1-189.akam.net, pdns193.ultradns.biz, pdns193.ultradns.co.uk, pdns193.ultradns.com, pdns193.ultradns.info, pdns193.ultradns.net, pdns193.ultradns.org, pdnswm1.ultradns.net, pdnswm2.ultradns.net, pdnswm3.ultradns.org, pdnswm4.ultradns.org, pdnswm5.ultradns.info, pdnswm6.ultradns.co.uk, usc5.akam.net, use3.akam.net, use4.akam.net, use9.akam.net
NameserverAddressesNetwork (AS)Glue
a1-101.akam.net (zone only)193.108.91.101 2600:1401:2::65AS20940 AKAMAI-ASN1 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
a11-66.akam.net (zone only)84.53.139.66 2600:1480:1::42AS21342 AKAMAI-ASN2 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
a13-67.akam.net (zone only)2.22.230.67 2600:1480:800::43AS21342 AKAMAI-ASN2 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
a16-64.akam.net (zone only)23.211.132.64 2600:1406:1b::40AS21342 AKAMAI-ASN2 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
a24-65.akam.net (zone only)2.16.130.65 2600:1480:9800::41AS21342 AKAMAI-ASN2 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
a28-66.akam.net (zone only)95.100.173.66 2600:1480:d800::42AS21342 AKAMAI-ASN2 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
ns1-137.akam.net193.108.91.137 2600:1401:2::89AS21342 AKAMAI-ASN2 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
ns1-189.akam.net193.108.91.189 2600:1401:2::bdAS20940 AKAMAI-ASN1 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
pdns193.ultradns.biz (zone only)156.154.66.193 2610:a1:1015::e5AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
pdns193.ultradns.co.uk (zone only)156.154.69.193 2610:a1:1017::e5AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
pdns193.ultradns.com (zone only)156.154.64.193 2001:502:f3ff::e5AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
pdns193.ultradns.info (zone only)156.154.68.193 2610:a1:1016::e5AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
pdns193.ultradns.net (zone only)156.154.65.193 2610:a1:1014::e5AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
pdns193.ultradns.org (zone only)156.154.67.193 2001:502:4612::e5AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
pdnswm1.ultradns.net156.154.64.4 2001:502:f3ff::4AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
pdnswm2.ultradns.net156.154.65.4 2610:a1:1014::4AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
pdnswm3.ultradns.org156.154.66.4 2610:a1:1015::4AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
pdnswm4.ultradns.org156.154.67.4 2001:502:4612::4AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
pdnswm5.ultradns.info156.154.68.4 2610:a1:1016::4AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
pdnswm6.ultradns.co.uk156.154.69.4 2610:a1:1017::4AS12008 VERCARA - Vercara, LLC, US AS12008 VERCARA - Vercara, LLC, US-
usc5.akam.net96.7.50.65 2600:1480:d000::41AS21342 AKAMAI-ASN2 - Akamai International B.V., NL AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
use3.akam.net96.7.49.65AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
use4.akam.net23.211.133.65AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-
use9.akam.net72.246.46.65AS21342 AKAMAI-ASN2 - Akamai International B.V., NL-

Checks

  • ✓ 12 nameservers #6
    Delegated to ns1-137.akam.net, ns1-189.akam.net, pdnswm1.ultradns.net, pdnswm2.ultradns.net, pdnswm3.ultradns.org, pdnswm4.ultradns.org, pdnswm5.ultradns.info, pdnswm6.ultradns.co.uk, usc5.akam.net, use3.akam.net, use4.akam.net, use9.akam.net.
  • !
    NS sets differ
    The nameservers at the parent and in the zone should be the same. Only in the zone: a1-101.akam.net, a11-66.akam.net, a13-67.akam.net, a16-64.akam.net, a24-65.akam.net, a28-66.akam.net, pdns193.ultradns.biz, pdns193.ultradns.co.uk, pdns193.ultradns.com, pdns193.ultradns.info, pdns193.ultradns.net, pdns193.ultradns.org. a1-101.akam.net, a11-66.akam.net, a13-67.akam.net, a16-64.akam.net, a24-65.akam.net, a28-66.akam.net, ns1-137.akam.net, ns1-189.akam.net, pdns193.ultradns.biz, pdns193.ultradns.co.uk, pdns193.ultradns.com, pdns193.ultradns.info, pdns193.ultradns.net, pdns193.ultradns.org, pdnswm1.ultradns.net, pdnswm2.ultradns.net, pdnswm3.ultradns.org, pdnswm4.ultradns.org, pdnswm5.ultradns.info, pdnswm6.ultradns.co.uk, usc5.akam.net, use3.akam.net, use4.akam.net, use9.akam.net report NS a1-101.akam.net a11-66.akam.net a13-67.akam.net a16-64.akam.net a24-65.akam.net a28-66.akam.net ns1-137.akam.net ns1-189.akam.net pdns193.ultradns.biz pdns193.ultradns.co.uk pdns193.ultradns.com pdns193.ultradns.info pdns193.ultradns.net pdns193.ultradns.org pdnswm1.ultradns.net pdnswm2.ultradns.net pdnswm3.ultradns.org pdnswm4.ultradns.org pdnswm5.ultradns.info pdnswm6.ultradns.co.uk usc5.akam.net use3.akam.net use4.akam.net use9.akam.net.
    #7
  • ✓ No glue needed #8
    All nameservers are outside the zone, so no glue records are needed.
  • ✓ All names resolve #9
    Every nameserver name has an address and is not an alias.
  • ✓ Nameservers in different networks #10
    The nameservers are spread over 16 IPv4 /24s and 13 IPv6 /48s.
  • ✓ 3 autonomous systems #11
    The nameservers are spread over: AS12008 (VERCARA - Vercara, LLC, US): 24 addresses; AS20940 (AKAMAI-ASN1 - Akamai International B.V., NL): 2 addresses; AS21342 (AKAMAI-ASN2 - Akamai International B.V., NL): 19 addresses.
  • ✓ Nameserver names under 4 TLDs #12
    Nameserver names use the TLDs .info, .net, .org, .uk.
  • i
    Partly IPv6
    These nameservers have no IPv6 address: use3.akam.net, use4.akam.net, use9.akam.net.
    #13

Nameservers

warn

45 of 45 addresses answer authoritatively

Found

NameserverAnswerRecursionTCP / EDNSAXFRVersion
a1-101.akam.net 193.108.91.101NOERROR, 4 ms, authoritativenoyes / yesrefused41824.7
a1-101.akam.net 2600:1401:2::65NOERROR, 4 ms, authoritativenoyes / yesrefused41824.7
a11-66.akam.net 84.53.139.66NOERROR, 4 ms, authoritativenoyes / yesrefused41824.5
a11-66.akam.net 2600:1480:1::42NOERROR, 4 ms, authoritativenoyes / yesrefused41824.10
a13-67.akam.net 2.22.230.67NOERROR, 3 ms, authoritativenoyes / yesrefused41824.8
a13-67.akam.net 2600:1480:800::43NOERROR, 4 ms, authoritativenoyes / yesrefused41824.10
a16-64.akam.net 23.211.132.64NOERROR, 3 ms, authoritativenoyes / yesrefused48878.32
a16-64.akam.net 2600:1406:1b::40NOERROR, 4 ms, authoritativenoyes / yesrefused48878.27
a24-65.akam.net 2.16.130.65NOERROR, 3 ms, authoritativenoyes / yesrefused48878.27
a24-65.akam.net 2600:1480:9800::41NOERROR, 4 ms, authoritativenoyes / yesrefused48878.33
a28-66.akam.net 95.100.173.66NOERROR, 3 ms, authoritativenoyes / yesrefused48878.31
a28-66.akam.net 2600:1480:d800::42NOERROR, 3 ms, authoritativenoyes / yesrefused48878.29
ns1-137.akam.net 193.108.91.137NOERROR, 3 ms, authoritativenoyes / yesrefused41824.5
ns1-137.akam.net 2600:1401:2::89NOERROR, 4 ms, authoritativenoyes / yesrefused41824.5
ns1-189.akam.net 193.108.91.189NOERROR, 4 ms, authoritativenoyes / yesrefused41824.6
ns1-189.akam.net 2600:1401:2::bdNOERROR, 4 ms, authoritativenoyes / yesrefused41824.6
pdns193.ultradns.biz 156.154.66.193NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdns193.ultradns.biz 2610:a1:1015::e5NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdns193.ultradns.co.uk 156.154.69.193NOERROR, 13 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdns193.ultradns.co.uk 2610:a1:1017::e5NOERROR, 13 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdns193.ultradns.com 156.154.64.193NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdns193.ultradns.com 2001:502:f3ff::e5NOERROR, 4 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdns193.ultradns.info 156.154.68.193NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdns193.ultradns.info 2610:a1:1016::e5NOERROR, 4 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdns193.ultradns.net 156.154.65.193NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdns193.ultradns.net 2610:a1:1014::e5NOERROR, 4 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdns193.ultradns.org 156.154.67.193NOERROR, 31 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdns193.ultradns.org 2001:502:4612::e5NOERROR, 32 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdnswm1.ultradns.net 156.154.64.4NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdnswm1.ultradns.net 2001:502:f3ff::4NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdnswm2.ultradns.net 156.154.65.4NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdnswm2.ultradns.net 2610:a1:1014::4NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdnswm3.ultradns.org 156.154.66.4NOERROR, 4 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdnswm3.ultradns.org 2610:a1:1015::4NOERROR, 4 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdnswm4.ultradns.org 156.154.67.4NOERROR, 31 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdnswm4.ultradns.org 2001:502:4612::4NOERROR, 31 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdnswm5.ultradns.info 156.154.68.4NOERROR, 3 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdnswm5.ultradns.info 2610:a1:1016::4NOERROR, 4 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdnswm6.ultradns.co.uk 156.154.69.4NOERROR, 13 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
pdnswm6.ultradns.co.uk 2610:a1:1017::4NOERROR, 13 ms, authoritativenoyes / yesrefusedUltraDNS Nameserver
usc5.akam.net 96.7.50.65NOERROR, 4 ms, authoritativenoyes / yesrefused48878.33
usc5.akam.net 2600:1480:d000::41NOERROR, 9 ms, authoritativenoyes / yesrefused48878.30
use3.akam.net 96.7.49.65NOERROR, 4 ms, authoritativenoyes / yesrefused41824.11
use4.akam.net 23.211.133.65NOERROR, 3 ms, authoritativenoyes / yesrefused48878.26
use9.akam.net 72.246.46.65NOERROR, 3 ms, authoritativenoyes / yesrefused48878.33

Checks

  • ✓ All respond #14
    All 45 nameserver addresses answered.
  • ✓ All authoritative #15
    Every responding nameserver answers authoritatively for the zone.
  • ✓ No recursion #16
    The nameservers do not answer recursive queries for other domains.
  • !
    Software version disclosed
    These nameservers report their software version via version.bind/version.server, which helps attackers find known vulnerabilities: a1-101.akam.net: "41824.7"; a11-66.akam.net: "41824.5"; a11-66.akam.net: "41824.10"; a13-67.akam.net: "41824.8"; a13-67.akam.net: "41824.10"; a16-64.akam.net: "48878.32"; a16-64.akam.net: "48878.27"; a24-65.akam.net: "48878.27"; a24-65.akam.net: "48878.33"; a28-66.akam.net: "48878.31"; a28-66.akam.net: "48878.29"; ns1-137.akam.net: "41824.5"; ns1-189.akam.net: "41824.6"; usc5.akam.net: "48878.33"; usc5.akam.net: "48878.30"; use3.akam.net: "41824.11"; use4.akam.net: "48878.26"; use9.akam.net: "48878.33". Hide or replace the version string.
    #17
  • ✓ Zone transfers refused #18
    No nameserver allows a zone transfer to the public.
  • ✓ TCP supported #19
    All nameservers answer over TCP.
  • ✓ EDNS supported #20
    All nameservers support EDNS(0).
  • ✓ Public addresses #21
    All nameserver addresses are publicly routable.

SOA

info

serial 2013093059 · primary pdns1.ultradns.net

Found

Primary (MNAME)
pdns1.ultradns.net
Contact (RNAME)
hostmaster.walmart.com
Serial
2013093059
Refresh / retry
10800 s / 3600 s
Expire
2592000 s
Negative TTL
86400 s

Serial per nameserver

NameserverSerial
a1-101.akam.net (193.108.91.101)2013093059
a1-101.akam.net (2600:1401:2::65)2013093059
a11-66.akam.net (84.53.139.66)2013093059
a11-66.akam.net (2600:1480:1::42)2013093059
a13-67.akam.net (2.22.230.67)2013093059
a13-67.akam.net (2600:1480:800::43)2013093059
a16-64.akam.net (23.211.132.64)2013093059
a16-64.akam.net (2600:1406:1b::40)2013093059
a24-65.akam.net (2.16.130.65)2013093059
a24-65.akam.net (2600:1480:9800::41)2013093059
a28-66.akam.net (95.100.173.66)2013093059
a28-66.akam.net (2600:1480:d800::42)2013093059
ns1-137.akam.net (193.108.91.137)2013093059
ns1-137.akam.net (2600:1401:2::89)2013093059
ns1-189.akam.net (193.108.91.189)2013093059
ns1-189.akam.net (2600:1401:2::bd)2013093059
pdns193.ultradns.biz (156.154.66.193)2013093059
pdns193.ultradns.biz (2610:a1:1015::e5)2013093059
pdns193.ultradns.co.uk (156.154.69.193)2013093059
pdns193.ultradns.co.uk (2610:a1:1017::e5)2013093059
pdns193.ultradns.com (156.154.64.193)2013093059
pdns193.ultradns.com (2001:502:f3ff::e5)2013093059
pdns193.ultradns.info (156.154.68.193)2013093059
pdns193.ultradns.info (2610:a1:1016::e5)2013093059
pdns193.ultradns.net (156.154.65.193)2013093059
pdns193.ultradns.net (2610:a1:1014::e5)2013093059
pdns193.ultradns.org (156.154.67.193)2013093059
pdns193.ultradns.org (2001:502:4612::e5)2013093059
pdnswm1.ultradns.net (156.154.64.4)2013093059
pdnswm1.ultradns.net (2001:502:f3ff::4)2013093059
pdnswm2.ultradns.net (156.154.65.4)2013093059
pdnswm2.ultradns.net (2610:a1:1014::4)2013093059
pdnswm3.ultradns.org (156.154.66.4)2013093059
pdnswm3.ultradns.org (2610:a1:1015::4)2013093059
pdnswm4.ultradns.org (156.154.67.4)2013093059
pdnswm4.ultradns.org (2001:502:4612::4)2013093059
pdnswm5.ultradns.info (156.154.68.4)2013093059
pdnswm5.ultradns.info (2610:a1:1016::4)2013093059
pdnswm6.ultradns.co.uk (156.154.69.4)2013093059
pdnswm6.ultradns.co.uk (2610:a1:1017::4)2013093059
usc5.akam.net (96.7.50.65)2013093059
usc5.akam.net (2600:1480:d000::41)2013093059
use3.akam.net (96.7.49.65)2013093059
use4.akam.net (23.211.133.65)2013093059
use9.akam.net (72.246.46.65)2013093059

Checks

  • ✓ Serial 2013093059 everywhere #22
    All nameservers serve the same version of the zone.
  • ✓ Timers within recommendations #23
    SOA refresh 3h, retry 1h, expire 30d, negative TTL 1d.
  • i
    Hidden master
    The primary nameserver pdns1.ultradns.net is not listed as a nameserver: a hidden master that only feeds the public secondaries. That is a common setup; make sure it is not reachable for zone transfers from outside.
    #24
  • ✓ Contact hostmaster@walmart.com #25
    The SOA RNAME hostmaster.walmart.com means hostmaster@walmart.com.
  • ✓ Date-based serial #26
    The serial 2013093059 follows the YYYYMMDDnn convention (2013-09-30).

DNSSEC

warn

Not signed

Found

Validated by resolver
no

Checks

  • !
    Not signed
    The zone is not signed with DNSSEC, so answers can be spoofed. Enable DNSSEC at your DNS provider and publish the DS record at your registrar.
    #27

Records

pass

30 records at the apex

Found

Read from
193.108.91.101:53
TypeValueTTL
SOApdns1.ultradns.net. hostmaster.walmart.com. 2013093059 10800 3600 2592000 86400300
NSa16-64.akam.net.1800
NSpdns193.ultradns.org.1800
NSa1-101.akam.net.1800
NSpdns193.ultradns.com.1800
NSuse9.akam.net.1800
NSpdnswm1.ultradns.net.1800
NSpdns193.ultradns.net.1800
NSns1-189.akam.net.1800
NSpdns193.ultradns.co.uk.1800
NSa24-65.akam.net.1800
NSa28-66.akam.net.1800
NSpdnswm4.ultradns.org.1800
NSpdnswm3.ultradns.org.1800
NSuse3.akam.net.1800
NSns1-137.akam.net.1800
NSpdns193.ultradns.info.1800
NSpdnswm6.ultradns.co.uk.1800
NSuse4.akam.net.1800
NSa11-66.akam.net.1800
NSpdnswm5.ultradns.info.1800
NSusc5.akam.net.1800
NSa13-67.akam.net.1800
NSpdns193.ultradns.biz.1800
NSpdnswm2.ultradns.net.1800
TXT"_globalsign-domain-verification=vHE1pJdAeKGg43spvZa4D1PYv3a16ov-rUsSf3UQzy"3600
TXT"v=spf1 -all"3600
TXT"_globalsign-domain-verification=yh3_Rv5Qr7oifNv2a5DyQTo9E53jmfFRvPlaGv0v1B"3600
TXT"_globalsign-domain-verification=lMYkLrAySKNWBGnSsVlTeAkOUAZ8psTZsy9bQ3lPt4"3600
CAA0 issue "globalsign.com"3600

Checks

  • ✓ TTLs within range #32
    TTLs: NS 30m. The NS TTL at the parent is 2d and in the zone 30m; resolvers may use either.
  • ✓ No CNAME at the apex #33
    The zone apex has no CNAME record.
  • ✓ No wildcard #34
    Names that don't exist return NXDOMAIN.
  • ✓ CAA restricts issuance #35
    Certificates may be issued by: globalsign.com.